Edited by Samuel Justin Sinclair, Director of Research, Psychological Evaluation and Research Laboratory, Massachusetts General Hospital & & Harvard Medical School, and Daniel Antonius, Assistant Professor, Institute for Social and Psychiatric Initiatives, New York University School of Medicine

Samuel Justin Sinclair is an Assistant Professor of Psychology at Harvard Medical School, and The Director of Research at the Psychological Evaluation and Research Laboratory (The PEaRL) at the Massachusetts General Hospital. He is Founder and Past-President of the Society for Terrorism Research, and Founder and Co-Editor-in-Chief of the peer-refereed journal, Behavioural Sciences of Terrorism and Political Aggression. He has co-authored and co-edited a number of academic volumes, and has published numerous journal articles in the areas of psychological assessment, psychometrics, violence and aggression, and terrorism. Daniel Antonius, Ph.D., is Assistant Professor and Director of Forensic Research in the Department of Psychiatry at University at Buffalo School of Medicine and Biomedical Sciences. He has published numerous journal articles, book chapters, and books on aggression, violence, forensic psychology, and terrorism.

Samuel Justin Sinclair
Department of Psychiatry
Massachusetts General Hospital
Boston, Massachusetts

Daniel Antonius
Department of Psychiatry
University at Buffalo School of Medicine and Biomedical Sciences
Buffalo, NY

Abdolhossein Abdollahi
Department of Psychology
University of Limerick
Limerick, Ireland

David Altheide
School of Social Transformation
Arizona State University
Phoenix, Arizona

Anne (Azza) Aly
Department of Social Science and International Relations
Curtin University
Bentley, Australia

Adam Beavers
Department of Psychology
San Diego State University
San Diego, California

Daphna Canetti
School of Political Science
University of Haifa
Haifa, Israel

Virginia Chanley
U.S. Government Accountability Office
Washington, D.C.

Krista De Castella
Department of Psychology
Stanford University
Stanford, California

Dietrich Dörner
Institute for Theoretical Psychology
Otto-Friedrich Universität
Bamberg, Germany

Bernard Enjolras
Institute for Social Research
Oslo, Norway

Alexandra N. Foust
Vanderbilt University
Nashville, Tennessee

Shana Kushner Gadarian
Department of Political Science
Maxwell School of Citizenship and Public Affairs
Syracuse University
Syracuse, New York

C. Dominik Güss
Department of Psychology
University of North Florida
Jacksonville, Florida

Brian J. Hall
Bloomberg School of Public Health
Johns Hopkins University
Baltimore, Maryland

Stevan Hobfoll
Department of Behavioral Sciences
Rush Medical College
Chicago, Illinois

Richard Jackson
National Centre for Peace and Conflict Studies
University of Otago
North Dunedin, New Zealand

Katarzyna Jasko
Institute of Psychology
Jagiellonian University
Kraków, Poland

Malgorzata Kossowska
Institute of Psychology
Jagiellonian University
Kraków, Poland

Marie-Helen Maras
Department of Criminal Justice
State University of New York at Farmingdale

Craig McGarty
School of Psychology
Murdoch University
Perth, Australia

Rachel Monaghan
School of Criminology, Politics, and Social Policy
University of Ulster
Newtonabbey, United Kingdom

Guro Ødegård
Institute for Social Research
Oslo, Norway

Carmit Rapaport
School of Political Science
University of Haifa
Haifa, Israel

Ami-Jacques Rapin
Department of History
University of Lausanne
Lausanne, Switzerland

Melody Sadler
Department of Psychology
San Diego State University
San Diego, California

Maciek Sekerdej
Institute of Psychology
Jagiellonian University
Kraków, Poland

George E. Shambaugh
Department of Government
Georgetown University
Washington, DC

Kari Steen-Johnsen
Institute for Social Research
Oslo, Norway

Michael J. Stevens
Department of Psychology
Illinois State University
Normal, Illinois

Ryan Stolier
Department of Psychology
San Diego State University
San Diego, California

Carly Wayne
IDC Herzliya
Herzliya, Israel

Bradley M. Weisz
Department of Psychology
San Diego State University
San Diego, California

Geoffrey Wetherell
Department of Psychology
DePaul University
Chicago, Illinois

Dag Wollebæk
Institute for Social Research
Oslo, Norway